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From: patchwork-bot+netdevbpf@kernel.org
To: Eduard Zingerman <eddyz87@gmail.com>
Cc: bpf@vger.kernel.org, ast@kernel.org, andrii@kernel.org,
	daniel@iogearbox.net, martin.lau@linux.dev, kernel-team@fb.com,
	yhs@fb.com, james.hilliard1@gmail.com
Subject: Re: [PATCH bpf-next 0/2] Fix double-free when linker processes empty sections
Date: Tue, 28 Mar 2023 03:10:18 +0000	[thread overview]
Message-ID: <167997301892.22360.4778739036016937514.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20230328004738.381898-1-eddyz87@gmail.com>

Hello:

This series was applied to bpf/bpf-next.git (master)
by Andrii Nakryiko <andrii@kernel.org>:

On Tue, 28 Mar 2023 03:47:36 +0300 you wrote:
> Fixes double-free error in linker.c:bpf_linker__free() caused by
> realloc(..., 0) call in linker.c:extend_sec() (such a call "frees"
> memory every second time :). The error is triggered when object files
> with empty sections of the same name are processed by linker.
> 
> - The first patch extends progs/linked_funcs[12].c to trigger the
>   error upon tests compilation;
> - The second patch contains detailed description of the error, fix and
>   appropriate attributions.
> 
> [...]

Here is the summary with links:
  - [bpf-next,1/2] selftests/bpf: Test if bpftool linker handles empty sections
    (no matching commit)
  - [bpf-next,2/2] libbpf: Fix double-free when linker processes empty sections
    https://git.kernel.org/bpf/bpf-next/c/d08ab82f59d5

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2023-03-28  3:10 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-28  0:47 [PATCH bpf-next 0/2] Fix double-free when linker processes empty sections Eduard Zingerman
2023-03-28  0:47 ` [PATCH bpf-next 1/2] selftests/bpf: Test if bpftool linker handles " Eduard Zingerman
2023-03-28  3:04   ` Andrii Nakryiko
2023-03-28  0:47 ` [PATCH bpf-next 2/2] libbpf: Fix double-free when linker processes " Eduard Zingerman
2023-03-28  2:18   ` James Hilliard
2023-03-28  3:10 ` patchwork-bot+netdevbpf [this message]

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